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2010100122020 = 2253125112916721
BaseRepresentation
bin11101010000000011010…
…011011100000110100100
321010011102100000012200102
4131100003103130012210
5230413141112401040
64135232141403232
7265140104060654
oct35200323340644
97104370005612
102010100122020
1170552a12aa71
122856a2569518
13117722c08a33
146d40a036364
1537449a66515
hex1d4034dc1a4

2010100122020 has 48 divisors (see below), whose sum is σ = 4374738740736. Its totient is φ = 775003200000.

The previous prime is 2010100122013. The next prime is 2010100122029. The reversal of 2010100122020 is 202210010102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2010100121992 and 2010100122010.

It is not an unprimeable number, because it can be changed into a prime (2010100122029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6302741 + ... + 6613980.

It is an arithmetic number, because the mean of its divisors is an integer number (91140390432).

Almost surely, 22010100122020 is an apocalyptic number.

2010100122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010100122020 is an abundant number, since it is smaller than the sum of its proper divisors (2364638618716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2010100122020 is a wasteful number, since it uses less digits than its factorization.

2010100122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12917012 (or 12917010 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2010100122020 its reverse (202210010102), we get a palindrome (2212310132122).

The spelling of 2010100122020 in words is "two trillion, ten billion, one hundred million, one hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 31 62 124 155 251 310 502 620 1004 1255 2510 5020 7781 15562 31124 38905 77810 155620 12916721 25833442 51666884 64583605 129167210 258334420 400418351 800836702 1601673404 2002091755 3242096971 4004183510 6484193942 8008367020 12968387884 16210484855 32420969710 64841939420 100505006101 201010012202 402020024404 502525030505 1005050061010 2010100122020